Implement actually decoding frames in VTVideoDecodeAccelerator.

content/common/gpu/media/gpu_video_decode_accelerator.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/common/gpu/media/gpu_video_decode_accelerator.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 352 matching lines @@
       NotifyError(media::VideoDecodeAccelerator::INVALID_ARGUMENT);
       return;
     }
     gpu::gles2::Texture* info = texture_ref->texture();
     if (info->target() != texture_target_) {
       DLOG(ERROR) << "Texture target mismatch for texture id "
                   << texture_ids[i];
       NotifyError(media::VideoDecodeAccelerator::INVALID_ARGUMENT);
       return;
     }
-    if (texture_target_ == GL_TEXTURE_EXTERNAL_OES) {
-      // GL_TEXTURE_EXTERNAL_OES textures have their dimensions defined by the
-      // underlying EGLImage.  Use |texture_dimensions_| for this size.
+    if (texture_target_ == GL_TEXTURE_EXTERNAL_OES ||
+        texture_target_ == GL_TEXTURE_RECTANGLE) {
+      // These textures have their dimensions defined by the underlying storage.
+      // Use |texture_dimensions_| for this size.
       texture_manager->SetLevelInfo(texture_ref,
-                                    GL_TEXTURE_EXTERNAL_OES,
+                                    texture_target_,
                                     0,
                                     0,
                                     texture_dimensions_.width(),
                                     texture_dimensions_.height(),
                                     1,
                                     0,
                                     0,
                                     0,
                                     false);
     } else {
@@ skipping 117 matching lines @@
   return stub_->channel()->Send(message);
 }
 
 void GpuVideoDecodeAccelerator::SendCreateDecoderReply(IPC::Message* message,
                                                        bool succeeded) {
   GpuCommandBufferMsg_CreateVideoDecoder::WriteReplyParams(message, succeeded);
   Send(message);
 }
 
 }  // namespace content